Nature's Weirdest Events Galleries

1. In pictures: Some highlights from series 4—Series 4

2. In pictures: Some of nature's weirdest creatures—Series 3

3. In pictures: Series 2, episode 1—Series 2, Episode 1

4. In pictures: Series 2, episode 2—Series 2, Episode 2

5. In pictures: Series 2, episode 3—Series 2, Episode 3